condition mean min max 4 h after light 118.4 118.4 118.4 8 h after light 145.3 125.8 164.8 12 h after light 367.65000000000003 191.1 544.2 4 h after dark 1934.1999999999998 368.7 3499.7 8 h after dark 6032.0 2599.3 9464.7 12 h after dark 7342.049999999999 6650.4 8033.7