Table:
text: Northern Pacific Railway locomotives
Mallet and Simple Articulated Locomotives
Mallet and Simple Articulated Locomotives
Class_ Wheel_arrangement Fleet_numbers Manufacturer Serial_numbers Year_made Quantity_made Quantity_preserved
Mallet and Simple Articulated Locomotives Mallet and Simple Articulated Locomotives Mallet and Simple Articulated Locomotives Mallet and Simple Articulated Locomotives Mallet and Simple Articulated Locomotives Mallet and Simple Articulated Locomotives Mallet and Simple Articulated Locomotives Mallet and Simple Articulated Locomotives
Z 2-6-6-2 3000–3015 Baldwin 30566…31557 1907 16 0
Z-1 2-6-6-2 3100–3105 Baldwin 34389…34483 1910 6 0
Z-2 2-8-8-2 4000–4004 Baldwin 34382–34386 1910 5 0
Z-3 2-8-8-2 4005–4025 Alco 52839…62472 1913, 1917, 1920 21 0
Z-4 2-8-8-2 4500–4503 Alco 64373–64376 1923 4 0
Z-5 2-8-8-4 5000 Alco 67578 1928 1 0
Z-5 2-8-8-4 5000–5011 Baldwin 61292…61495 1930 11 0

Question: What is the quantity retained for fleet number(s) 3000-3015 under Northern Pacific Railway's Mallet and Simple Articulated Locomotives?

Question: What is the year for fleet number 5000 on the Northern Pacific Railway at Mallet and Simple Articulated Locomotives?

Question: Which year has a quantity of 4 for Northern Pacific Railway locomotives under Mallet and Simple Articulated Locomotives?