condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.018334878333333332 0.0 0.0540686 12 h after light 0.08804333333333332 0.0 0.26413 3 h after dark 0.14320566988011002 9.64033e-09 0.251068 6 h after dark 0.053130666666666666 0.0 0.159392 9 h after dark 0.07821302666666666 0.0 0.23192 12 h after dark 0.0 0.0 0.0