time grp co2hs co2ms co2ls o2hs o2ms o2ls co2q2 co2q1 co2q0 co2l1 co2l0 o2l1 o2l0 0.9857047 2 -16.26618 NA 6.497762 -148.696 NA -266.3724 0 0 0 0.944652 399.8439 0.2184251 -59.55285