condition mean min max 0 h after light 8.931085 7.86758 9.99459 2 h after light 7.279225 3.33745 11.221 4 h after light 1.69254 0.0 3.38508 8 h after light 4.060345 0.0 8.12069 12 h after light 6.9205000000000005 3.8029 10.0381 2 h after dark 9.545575 8.80155 10.2896 4 h after dark 13.05035 12.8081 13.2926 8 h after dark 3.6804249999999996 3.61365 3.7472 12 h after dark 5.41696 3.99365 6.84027