condition mean min max 0 h after light 53.146150000000006 51.8462 54.4461 4 h after light 52.33095 51.4701 53.1918 8 h after light 59.984249999999996 52.0483 67.9202 4 h after dark 80.91955 76.5049 85.3342 8 h after dark 65.6032 64.4438 66.7626 12 h after dark 58.575199999999995 54.2761 62.8743