condition mean min max 4 h after light 0.486186 0.390765 0.581607 8 h after light 0.396691 0.369364 0.424018 12 h after light 0.6957074999999999 0.45111 0.940305 4 h after dark 0.764492 0.571417 0.957567 8 h after dark 0.744542 0.705681 0.783403 12 h after dark 0.563057 0.514742 0.611372