Table:
text: Bridgton and Saco River Railroad
Rolling stock
Rolling stock
Number_ Builder Type_ Date_ Length_ Capacity
45-49 Laconia Car Company box cars 1882 feet (m) 10 tons
50-51 B&SR box cars 1889 feet (m) 10 tons
52-54 Portland Company box cars 1895 feet (m) 10 tons
55-58 Portland Company box cars 1898 feet (m) 10 tons
59-62 Portland Company box cars 1900 feet (m) 15 tons
63-68 Laconia Car Company box cars 1905 feet (m) 15 tons
69-70 B&SR box cars 1906 feet (m) 15 tons
71-73 Portland Terminal Company box cars 1913 feet (m) 15 tons

text: Bridgton and Saco River Railroad
Rolling stock
Rolling stock
Number_ Builder Type_ Date_ Length_ Capacity
10 Laconia Car Company baggage car 1882 feet (m) no seats
11 Jackson & Sharpe baggage - RPO 1900 feet 9inches (m) 6 passengers
15 Laconia Car Company coach 1882 feet (m) 28 passengers
16 Laconia Car Company coach 1882 feet (m) 28 passengers
17 Laconia Car Company coach 1904 feet 9inches (m) 28 passengers
18 Jackson & Sharpe coach 1894 feet 9inches (m) 28 passengers
25 Portland Terminal Company RPO -smoking car 1913 feet 9inches (m) 30 passengers
101 Laconia Car Company caboose 1882 feet (m) 5 passengers

text: Bridgton and Saco River Railroad
Rolling stock
Rolling stock
Number_ Builder Type_ Date_ Length_ Capacity
2-7 Portland Terminal Company flat cars 1916 feet (m) short tons (long tons; t)
8-10 Portland Terminal Company flat cars 1915 feet (m) short tons (long tons; t)
11-13 Portland Terminal Company flat cars 1913 feet (m) 15 tons
14-21 Portland Company flat cars 1903 feet (m) 15 tons
22 Portland Company flat cars 1899 feet (m) 10 tons
23 Portland Company flat cars 1899 feet (m) 10 tons
24-27 Portland Company flat cars 1899 feet (m) 10 tons
28-33 Portland Company flat cars 1891 feet (m) 10 tons
34 B&SR flat car 1889 feet (m) 10 tons
35-44 Laconia Car Company flat cars 1882 feet (m) 10 tons

Question: How many dates does a Laconia Cars Company builder and number 63-68 under Bridgton and Saco River Railroad Rolling Stock?