2002 mint sets in original package have a value of $15.00 to $20.00. The penny has never had a P mint mark.
The mint mark does not determine the value of a coin. If you have a penny and want to know what it is worth, please submit a new question and include the date on your penny as well as the mint mark.
A 1914 penny with no mint mark is worth about $1.50.
So very many were made is just a penny
The Australian 1943 Penny was minted variously at the Melbourne Mint (no mintmark), Perth Mint (mintmark is a dot after the Y in PENNY "Y.") and Bombay Mint (mintmark is an "I" under King George's bust).
A 1943 steel penny with no mintmark can be worth $.35 - $1.50
Value will vary depending on condition and mint mark. About $0.35
The lack of a mint mark means it was struck in Philadelphia, and value is 1 cent.
8 to 20 cents depending on condition.
It is worth face value.
Regardless of which mint mark it has, values are 5 to 10 cents. Uncirculated coins are a dollar or less.
The majority of Australian Pennies with no Mint Mark were minted at the Melbourne Mint. The Sydney Mint was closed in 1926. All other Australian Pennies will have one of a variety of Mint Marks on them indicating that they were either minted at the Perth Mint, or a variety of foreign Mints.