CREATE TABLE table_41895 ("Name" TEXT, "Level" FLOAT, "Digits" FLOAT, "Average size  ( square miles ) " TEXT, "Number of HUs  ( approximate ) " FLOAT, "Example name" TEXT, "Example code  ( HUC ) " FLOAT)

How many HUC example codes have 1 level?
SELECT COUNT("Example code (HUC)") FROM table_41895 WHERE "Level" = '1'
SELECT COUNT("Example code (HUC)") FROM "table_41895" WHERE "Level" = '1'