Time series of percentage anomaly in monthly values of HNO3 from 2004-2020 from MLS observations and model runs CNTL and ODS95 averaged from 63N-90N equivalent latitude at 480 K (approx. 18 km). # time MLS CNTL ODS95 2.004042e+03, nan, 4.325648e+01, 4.281681e+01 2.004125e+03, nan, 5.683397e+01, 5.593194e+01 2.004208e+03, nan, 4.421597e+01, 4.243457e+01 2.004292e+03, nan, 2.512727e+01, 2.408073e+01 2.004375e+03, nan, 3.829093e+00, 3.315385e+00 2.004458e+03, nan, -1.145604e+01, -1.172449e+01 2.004542e+03, nan, -1.114697e+01, -1.134029e+01 2.004625e+03, -5.841152e+00, -1.093860e+01, -1.113587e+01 2.004708e+03, -5.207737e+00, -9.063518e+00, -9.357616e+00 2.004792e+03, -5.292964e+00, -8.214300e+00, -8.604766e+00 2.004875e+03, 9.370583e-01, -5.516979e+00, -5.919871e+00 2.004958e+03, -5.466936e+00, -8.932568e+00, -9.157292e+00 2.005042e+03, -2.258005e+01, -2.772680e+01, -2.798901e+01 2.005125e+03, -4.316417e+00, -2.283521e+01, -2.368300e+01 2.005208e+03, -2.513288e+00, -2.260713e+01, -2.304795e+01 2.005292e+03, 1.502279e+00, -8.739197e+00, -9.132754e+00 2.005375e+03, -6.321869e+00, -1.101525e+01, -1.126557e+01 2.005458e+03, -3.282481e+00, -6.592064e+00, -6.720529e+00 2.005542e+03, -3.337251e+00, -4.285598e+00, -4.371740e+00 2.005625e+03, -1.506486e+00, -2.978479e+00, -3.076299e+00 2.005708e+03, -1.825443e+00, -4.716323e+00, -4.926939e+00 2.005792e+03, 1.029109e+00, -2.474260e+00, -2.807220e+00 2.005875e+03, -1.106953e+00, -3.536443e+00, -3.882354e+00 2.005958e+03, 4.034882e+00, 1.789323e+00, 1.503540e+00 2.006042e+03, 2.704765e+01, 1.872146e+01, 1.826025e+01 2.006125e+03, 1.553779e+01, 1.681997e+01, 1.683756e+01 2.006208e+03, 1.499182e+01, 1.429587e+01, 1.350772e+01 2.006292e+03, 1.318696e+00, 1.808560e+00, 1.290498e+00 2.006375e+03, -1.428555e+00, -8.958370e+00, -9.217287e+00 2.006458e+03, -2.447817e+00, -1.317772e+01, -1.333674e+01 2.006542e+03, -4.861496e+00, -1.267218e+01, -1.276734e+01 2.006625e+03, -5.518383e+00, -1.551510e+01, -1.562353e+01 2.006708e+03, -7.640733e+00, -1.472197e+01, -1.488957e+01 2.006792e+03, -1.246924e+01, -1.481330e+01, -1.500786e+01 2.006875e+03, -1.150125e+01, -1.178723e+01, -1.198543e+01 2.006958e+03, -3.303214e-01, -1.783773e+00, -2.033858e+00 2.007042e+03, 1.306960e+01, 4.358160e+00, 4.073451e+00 2.007125e+03, 4.805208e+00, -2.211846e+00, -2.881375e+00 2.007208e+03, -3.972485e+00, -9.301729e+00, -9.653167e+00 2.007292e+03, -4.285285e+00, -8.374614e+00, -8.399698e+00 2.007375e+03, 3.820003e+00, -3.273090e-01, -4.961103e-01 2.007458e+03, -9.692725e-02, -8.668435e-01, -9.066905e-01 2.007542e+03, -2.746068e+00, -1.641756e+00, -1.647316e+00 2.007625e+03, -9.182816e-01, -1.860052e+00, -1.893879e+00 2.007708e+03, -5.373849e+00, -4.347730e-01, -5.725473e-01 2.007792e+03, -4.709031e+00, -2.228242e-01, -4.482709e-01 2.007875e+03, -6.742660e+00, -3.296781e+00, -3.459382e+00 2.007958e+03, 3.213037e+00, 6.441156e+00, 6.211962e+00 2.008042e+03, -1.408328e+01, -1.036718e+01, -1.058525e+01 2.008125e+03, -1.334760e+01, -2.293284e+01, -2.338504e+01 2.008208e+03, -1.261633e+01, -2.583360e+01, -2.570084e+01 2.008292e+03, -8.571918e+00, -1.178263e+01, -1.188420e+01 2.008375e+03, -5.518645e+00, -9.321676e+00, -9.422223e+00 2.008458e+03, -6.244754e+00, -8.154541e+00, -8.163212e+00 2.008542e+03, -2.880148e+00, -6.465414e+00, -6.461514e+00 2.008625e+03, -2.634718e+00, -5.959535e+00, -5.972871e+00 2.008708e+03, -7.502714e+00, -9.578149e+00, -9.630373e+00 2.008792e+03, -7.417666e+00, -9.048603e+00, -9.148947e+00 2.008875e+03, -5.043031e+00, -6.358425e+00, -6.469499e+00 2.008958e+03, 8.786977e+00, 5.736951e+00, 5.517822e+00 2.009042e+03, 3.596996e+01, 4.295687e+01, 4.233577e+01 2.009125e+03, 1.418910e+01, 3.481303e+01, 3.487408e+01 2.009208e+03, 5.682298e+00, 2.988284e+01, 2.908978e+01 2.009292e+03, 9.328359e+00, 2.208937e+01, 2.173894e+01 2.009375e+03, 5.710623e+00, 1.296299e+01, 1.292380e+01 2.009458e+03, 2.494188e+00, 4.465374e+00, 4.390774e+00 2.009542e+03, -2.554706e+00, 3.147849e+00, 3.089999e+00 2.009625e+03, -3.326352e+00, 1.071430e+00, 1.007455e+00 2.009708e+03, 3.080300e+00, 3.725664e+00, 3.625602e+00 2.009792e+03, 1.253511e+00, 4.513702e+00, 4.357681e+00 2.009875e+03, -2.943154e+00, 1.539359e+00, 1.429294e+00 2.009958e+03, 4.322257e+00, 9.071557e+00, 9.165085e+00 2.010042e+03, -1.210145e+01, -6.795420e+00, -6.940702e+00 2.010125e+03, -1.612502e+01, -3.109835e+01, -3.070233e+01 2.010208e+03, -1.185445e+01, -1.242166e+01, -1.202237e+01 2.010292e+03, -7.284889e+00, -4.618480e+00, -4.508707e+00 2.010375e+03, -7.710324e-01, -1.907278e+00, -1.870723e+00 2.010458e+03, 8.661198e+00, 3.439551e+00, 3.443753e+00 2.010542e+03, 5.228269e+00, 4.610444e+00, 4.603359e+00 2.010625e+03, 3.766826e+00, 4.375884e+00, 4.386350e+00 2.010708e+03, 1.730356e+00, -1.275416e-02, -3.216163e-02 2.010792e+03, -1.517590e+00, -2.490728e+00, -2.535764e+00 2.010875e+03, -6.310888e+00, -5.958665e+00, -5.954088e+00 2.010958e+03, -2.549606e+00, -2.501383e+00, -2.566688e+00 2.011042e+03, -8.597000e+00, -1.201700e+01, -1.209116e+01 2.011125e+03, -1.876061e+01, -2.386606e+01, -2.414009e+01 2.011208e+03, -2.283254e+01, -3.836731e+01, -3.880495e+01 2.011292e+03, -2.607201e+01, -3.881617e+01, -3.922665e+01 2.011375e+03, -1.441590e+01, -7.534817e+00, -7.756261e+00 2.011458e+03, -6.959220e+00, 8.257341e+00, 8.206942e+00 2.011542e+03, 3.298008e-01, 5.158589e+00, 5.086884e+00 2.011625e+03, 2.377757e+00, 3.456885e+00, 3.477390e+00 2.011708e+03, 4.885172e+00, 3.251803e+00, 3.229314e+00 2.011792e+03, 1.207092e+01, 6.242074e+00, 6.144377e+00 2.011875e+03, 1.127713e+01, 9.047494e+00, 8.899535e+00 2.011958e+03, -1.697282e+01, -1.743147e+01, -1.745730e+01 2.012042e+03, -7.165530e+00, -2.821506e+01, -2.819625e+01 2.012125e+03, 1.545699e+01, 9.255178e+00, 9.834391e+00 2.012208e+03, 2.084402e+01, 2.561551e+01, 2.582556e+01 2.012292e+03, 1.386012e+01, 1.756425e+01, 1.766698e+01 2.012375e+03, 2.705696e+00, 8.728561e+00, 8.738084e+00 2.012458e+03, 4.367917e+00, 6.984587e+00, 7.048846e+00 2.012542e+03, 5.071742e+00, 3.840948e+00, 3.865609e+00 2.012625e+03, 5.696331e+00, 1.360884e+00, 1.351551e+00 2.012708e+03, 7.757811e+00, 5.752860e+00, 5.728302e+00 2.012792e+03, 6.748801e+00, 8.206892e+00, 8.194452e+00 2.012875e+03, 4.149120e+00, 7.830889e+00, 7.735263e+00 2.012958e+03, -1.000153e+01, -1.032199e+01, -1.039506e+01 2.013042e+03, -1.138259e+01, -2.700340e+01, -2.640975e+01 2.013125e+03, -8.366058e+00, 1.987117e+00, 3.054370e+00 2.013208e+03, 4.590919e+00, 1.569474e+01, 1.555389e+01 2.013292e+03, 2.674250e+00, 8.273954e+00, 8.350314e+00 2.013375e+03, 1.318930e+00, -1.372655e-01, 8.832345e-03 2.013458e+03, -8.185259e+00, -1.017478e+01, -1.013612e+01 2.013542e+03, -6.655027e+00, -9.604774e+00, -9.541034e+00 2.013625e+03, -4.899805e+00, -7.983248e+00, -7.946715e+00 2.013708e+03, -4.253642e+00, -6.561704e+00, -6.516727e+00 2.013792e+03, -1.935979e+00, -2.890565e+00, -2.827354e+00 2.013875e+03, 2.186723e+00, -1.602736e+00, -1.517701e+00 2.013958e+03, 2.775353e+00, 8.292875e-01, 8.548534e-01 2.014042e+03, -1.739239e+01, -1.654638e+01, -1.654295e+01 2.014125e+03, -1.254733e+01, -2.016153e+01, -2.019887e+01 2.014208e+03, -1.216262e+01, -1.596319e+01, -1.492342e+01 2.014292e+03, -7.110029e+00, -6.404924e+00, -5.791111e+00 2.014375e+03, -3.357329e+00, -2.623265e+00, -2.456568e+00 2.014458e+03, -5.664979e+00, -3.605123e-01, -2.395749e-01 2.014542e+03, -6.208729e+00, -4.942281e-01, -3.353638e-01 2.014625e+03, -4.987467e+00, 1.466071e-01, 2.564603e-01 2.014708e+03, -2.085376e+00, 2.257611e+00, 2.371140e+00 2.014792e+03, 8.376958e-01, 4.175474e+00, 4.333292e+00 2.014875e+03, -4.524590e-01, 4.020574e+00, 4.178290e+00 2.014958e+03, 9.746401e+00, 1.223918e+01, 1.247733e+01 2.015042e+03, 4.156823e+01, 5.591643e+01, 5.588907e+01 2.015125e+03, 5.302212e+01, 7.490575e+01, 7.442078e+01 2.015208e+03, 4.852654e+01, 6.235294e+01, 6.250983e+01 2.015292e+03, 3.576878e+01, 4.071606e+01, 4.144617e+01 2.015375e+03, 1.327705e+01, 2.336129e+01, 2.356990e+01 2.015458e+03, 1.006445e+01, 1.515522e+01, 1.530265e+01 2.015542e+03, 9.886141e+00, 1.270134e+01, 1.275727e+01 2.015625e+03, 1.076661e+01, 1.373734e+01, 1.385160e+01 2.015708e+03, 1.203664e+01, 1.087443e+01, 1.099752e+01 2.015792e+03, 3.340632e+00, 5.414666e+00, 5.624290e+00 2.015875e+03, -4.222060e-01, 1.510691e+00, 1.662984e+00 2.015958e+03, -2.065361e+01, -1.536422e+01, -1.527022e+01 2.016042e+03, -4.284750e+01, -4.980238e+01, -4.974402e+01 2.016125e+03, -2.940542e+01, -5.187383e+01, -5.194569e+01 2.016208e+03, -2.602140e+01, -4.553498e+01, -4.502114e+01 2.016292e+03, -1.290316e+01, -1.679521e+01, -1.681684e+01 2.016375e+03, -2.496564e+00, -9.114251e-01, -8.308209e-01 2.016458e+03, 1.155454e+00, 8.807915e+00, 8.884029e+00 2.016542e+03, 2.874565e+00, 7.129584e+00, 7.195189e+00 2.016625e+03, 3.092674e-01, 6.416547e+00, 6.474064e+00 2.016708e+03, 2.353974e+00, 7.382386e+00, 7.641516e+00 2.016792e+03, 6.930093e-01, 4.895813e+00, 5.157934e+00 2.016875e+03, -1.241411e+00, 2.099661e+00, 2.445754e+00 2.016958e+03, 5.191063e+00, 7.898796e+00, 8.426178e+00 2.017042e+03, 2.429921e+01, 3.830964e+01, 3.850303e+01 2.017125e+03, 1.946199e+01, 1.146351e+01, 1.161169e+01 2.017208e+03, 8.723568e+00, 1.237633e+00, 2.313500e+00 2.017292e+03, 1.064023e+01, 9.006358e+00, 9.702196e+00 2.017375e+03, 3.297109e+00, 1.404995e+01, 1.433473e+01 2.017458e+03, 6.021969e+00, 9.898045e+00, 9.979716e+00 2.017542e+03, 7.478223e+00, 1.090055e+01, 1.093341e+01 2.017625e+03, 7.466999e+00, 1.221353e+01, 1.225363e+01 2.017708e+03, 7.211132e+00, 8.910989e+00, 9.052958e+00 2.017792e+03, 7.515625e+00, 6.874882e+00, 7.124073e+00 2.017875e+03, 9.716933e+00, 8.566214e+00, 8.720366e+00 2.017958e+03, 7.524969e+00, 4.606998e+00, 4.697805e+00 2.018042e+03, -1.449955e+01, -2.336470e+01, -2.306629e+01 2.018125e+03, -2.300524e+01, -2.898102e+01, -2.886327e+01 2.018208e+03, -1.752846e+01, -1.635274e+01, -1.534291e+01 2.018292e+03, -6.695001e+00, -3.381397e+00, -2.801260e+00 2.018375e+03, 3.763116e+00, 3.765666e+00, 4.072431e+00 2.018458e+03, 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