condition mean min max 4 h after light 2.8745813333333334 2.760116 3.005824 8 h after light 5.0095746666666665 2.447565 7.421504 12 h after light 3.0798603333333334 1.4006290000000001 5.403278 16 h after light 8.685561 5.80959 14.08859 4 h after dark 6.597742666666667 2.2128900000000002 12.93782 8 h after dark 2.251687 1.4864709999999999 2.722611