South_America: DNI, rKSI (%)
site CAC FLO^ NAT* PET^ SAO^ Mean Std
model              
SOLARGIS 89.2 62.3 77.3 49.9 49.2 69.7 17.2
CAMS_pre-v4 141.1 170.8 98.8 175.2 276.4 146.5 35.2
DWDSARAH 130.9 91.1 199.3 191.0 107.7 153.1 51.3
METEOTEST 180.7 209.5 101.0 144.7 nan 159.0 46.9
CAMS_v3.2 127.7 104.9 188.7 223.5 102.4 161.2 54.6
CERES 334.5 289.3 477.0 565.1 234.5 416.5 127.4
NSRDBGOES nan nan 214.0 286.3 nan nan nan