condition mean min max 4 h after light 4211.2 4211.2 4211.2 8 h after light 4809.049999999999 4662.4 4955.7 12 h after light 5815.6 5324.1 6307.1 4 h after dark 5502.8 4812.8 6192.8 8 h after dark 4583.4 3916.3 5250.5 12 h after dark 3891.4 3567.3 4215.5