Table:
text: Royal Canadian Mint tokens and medallions
One Cent Test Tokens
One Cent Test Tokens
Year_of_Issue Weight Diameter Thickness Edge
1976 3.24grams 19.05mm 1.42mm Plain
1977 1.87grams 16.0mm 1.35mm Plain
1979 2.80grams 19.05mm 1.38mm Plain
1979 2.70grams 19.20mm 1.30mm Plain
1980 2.3grams 18.7mm 1.3mm Plain
1981 2.6grams 18.95mm 1.5mm Plain
1981 2.5grams 19.10mm 1.45mm Plain

Question: Among the Royal Canadian Mint's one cent test stamps and medals, what is the diameter of the year of issue 1977?

Question: Which year of issue have a thickness of 1.42mm for the Royal Canadian Mint one cent test coins and medallions?

Question: Which diameter has a thickness of 1.3 mm for Royal Canadian Mint tokens and medallions among the One Cent Test tokens?