condition mean min max 4 h after light 106.939781 89.899142 123.98042 8 h after light 106.3478755 87.066053 125.629698 12 h after light 98.974425 86.255254 111.693596 4 h after dark 160.1234325 110.125557 210.121308 8 h after dark 165.8915355 127.58342 204.199651 12 h after dark 102.194856 102.194856 102.194856