How many shipments were ordered by S K L Enterprises Inc in 2017?
"S K L Enterprises Inc" is the cust_name; in 2017 refers to Cast(ship_date AS DATE) = 2017
SELECT COUNT(T2.ship_id) FROM customer AS T1 INNER JOIN shipment AS T2 ON T1.cust_id = T2.cust_id WHERE T1.cust_name = 'S K L Enterprises Inc' AND STRFTIME('%Y', T2.ship_date) = '2017'