condition mean min max 4 h after light 181.3522835 160.956443 201.748124 8 h after light 199.37777649999998 179.600419 219.155134 12 h after light 230.0146765 229.629054 230.400299 4 h after dark 227.5046195 198.575353 256.433886 8 h after dark 232.61642999999998 220.856857 244.376003 12 h after dark 223.854701 223.854701 223.854701