SELECT
     order_month
    ,SUM(value_usd) FILTER (WHERE order_season = 2021 AND iter = 'plan') plan2021
    ,SUM(value_usd) FILTER (WHERE order_season = 2022 AND iter = 'plan') plan2022
    ,SUM(value_usd) FILTER (WHERE order_season = 2021 AND iter = 'diff') diff2021
    ,SUM(value_usd) FILTER (WHERE order_season = 2022 AND iter = 'diff') diff2022
    ,SUM(value_usd) FILTER (WHERE order_season = 2021 AND iter = 'actuals') act2021
    ,SUM(value_usd) FILTER (WHERE order_season = 2022 AND iter = 'actuals') act2022
FROM
    rlarp.osm_pool
WHERE
    order_season IN (2021,2022)
    AND quota_rep_descr = 'COLIN MAXWELL'
GROUP BY
    order_month