Two averages of the same five holdings

WITH
    positions AS
    (
        SELECT
            tupleElement(p, 1)            AS ticker,
            toFloat64(tupleElement(p, 2)) AS shares
        FROM
        (
            SELECT arrayJoin([('MSFT', 30.), ('PG', 60.), ('XOM', 80.), ('KO', 100.), ('VZ', 60.)]) AS p
        )
    ),
    last_px AS
    (
        SELECT
            ticker,
            toFloat64(argMax(close, date)) AS px
        FROM global_markets.stocks_daily_aggs
        WHERE ticker IN ('MSFT', 'PG', 'XOM', 'KO', 'VZ')
          AND date >= today() - 30
        GROUP BY ticker
    ),
    ttm_dps AS
    (
        SELECT
            ticker,
            sum(amount) AS dps
        FROM
        (
            SELECT
                ticker,
                id,
                toFloat64(any(cash_amount)) AS amount
            FROM global_markets.stocks_dividends
            WHERE ticker IN ('MSFT', 'PG', 'XOM', 'KO', 'VZ')
              AND ex_dividend_date >  today() - 365
              AND ex_dividend_date <= today()
            GROUP BY ticker, id
        )
        GROUP BY ticker
    ),
    holding AS
    (
        SELECT
            pos.shares * lp.px AS value_usd,
            pos.shares * d.dps AS income_usd
        FROM positions AS pos
        INNER JOIN last_px AS lp ON lp.ticker = pos.ticker
        INNER JOIN ttm_dps AS d  ON d.ticker  = pos.ticker
    )
SELECT
    tupleElement(m, 1)           AS method,
    round(tupleElement(m, 2), 2) AS yield_pct
FROM
(
    SELECT arrayJoin([
        ('Market-value weighted portfolio yield', weighted_yield),
        ('Simple average of the five yields',     naive_yield)
    ]) AS m
    FROM
    (
        SELECT
            100 * sum(income_usd) / sum(value_usd) AS weighted_yield,
            avg(100 * income_usd / value_usd)      AS naive_yield
        FROM holding
    )
)
ORDER BY yield_pct DESC