CREATE TABLE table_50329 ("Year ended" TEXT, "Revenue  ( \\u00a3million ) " FLOAT, "Profit/ ( loss )  before tax  ( \\u00a3m ) " FLOAT, "Net profit  ( \\u00a3m ) " FLOAT, "Earnings per share  ( p ) " FLOAT)

When revenue is smaller than 4,177 million in year 2008, what is the sum of earnings per share?
SELECT SUM("Earnings per share (p)") FROM table_50329 WHERE "Year ended" = '2008' AND "Revenue (\u00a3million)" < '4,177'
SELECT SUM("Earnings per share (p)") FROM "table_50329" WHERE "Revenue (\u00a3million)" < '4,177' AND "Year ended" = '2008'