Retrieve metrics of interest from globals table.

def _parse_qualimap_rnaseq(table):
    """
    Retrieve metrics of interest from globals table.
    """
    out = {}
    for row in table.find_all("tr"):
        col, val = [x.text for x in row.find_all("td")]
        col = col.replace(":", "").strip()
        val = val.replace(",", "")
        m = {col: val}
        if val.find("/") > -1:
            m = _parse_num_pct(col, val.replace("%", ""))
        out.update(m)
    return out