North_America: GHI, stddev (W/m2)
site ALB^ ARI BAR BIS^ BON^ BOU^ BUR* DES FOP GOL GOO^ HAF^ HER* LAN^ LAS MAD^ OAK*^ PAN ROS^ SAL^ SEA^ SET* SIL* SIO^ SOL SRR STR Mean Std
model                                                          
SOLARGIS 71.2 68.1 nan 59.5 68.0 91.0 71.5 68.7 60.7 89.3 56.9 46.1 50.2 51.0 58.2 54.9 68.3 75.1 70.3 70.5 59.9 71.6 74.8 63.0 76.6 91.2 58.4 66.2 11.2
METEOTEST 71.6 67.0 nan 63.6 77.4 84.1 75.4 71.4 79.5 nan 65.5 47.8 63.0 54.6 59.9 61.2 69.4 88.1 77.6 76.6 69.7 72.3 90.6 94.9 83.8 106.2 62.1 73.3 13.2
NSRDBGOES 76.4 71.4 nan 69.3 72.6 99.5 82.4 68.0 78.5 107.3 79.1 57.1 60.1 71.6 62.7 77.9 83.4 95.9 95.5 79.1 79.8 89.8 82.4 71.3 79.7 100.2 75.7 78.4 11.4
CERES 160.9 161.0 218.7 204.9 157.7 161.6 178.5 138.4 185.8 207.1 166.1 143.6 204.8 200.7 154.7 211.3 224.2 222.3 174.3 190.2 201.0 200.2 196.6 184.8 176.0 213.5 186.8 184.0 24.1
ACCESSG3 86.8 nan 90.3 102.1 nan nan nan nan nan nan nan 75.7 68.8 98.4 nan 118.5 107.5 nan nan 106.4 113.6 nan 85.2 nan 94.8 nan 103.9 nan nan