Table:
text: Maritime Company of Lesvos
RO/RO Passenger Ships
RO/RO Passenger Ships
Ship_name Year_ Length_ Width Passengers Vessels Speed
Mytilene 1973 138,3 m 22,4 m 1.730 225 20
European Express 1974 159,5 m 21,5 m 1.000 350 23
Ionian Sky 1974 164 m 24 m 1.090 600 22
Theofilos 1975 149,4 m 23,5 m 1.660 433 18
Taxiarchis 1976 135,8 m 20,6 m 591 392 18
Aqua Jewel 2002 108 m 16,6 m 1.675 175 185
Aqua Maria 1975 101,3 m 18 m 592 230 17
Aqua Spirit 2000 75 m 15 m 400 60 17

Question: What is the average speed for pre-1974 ships with over 1.73 passengers at the Maritime Company of Lesvos?

Question: How many ships are named Aqua Jewel by the Maritime Company of Lesvos?