condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0139439 0.0 0.0278878 12 h after light 0.0271214 0.0 0.0542428 2 h after dark 0.14264225 0.0906785 0.194606 4 h after dark 0.06684860000000001 0.0259542 0.107743 8 h after dark 0.07430880000000001 0.0607461 0.0878715 12 h after dark 0.08426915 0.0576503 0.110888