The depends entirely on the country, there is no set rule. There are some sees that have an Archbishop who is usually made a Cardinal. Other Bishops, and even some priests, are raised to the rank of Cardinal for a specific honor outside of their residence. The Country with the most Cardinals is Italy of course. Below is a link to the Wikipedia article, it may be sorted by country so that you can see the breakdown.
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As per Canon Law, all male Catholics are potential candidates for pope. However, in practicality, only a cardinal is elected. It has been hundreds of years since a non-cardinal has been elected.
There are no reliable statistics on the number of assassins per country.
The number of migrants to another country per 1000 people per country per continent per world per universe of the total population
With 5,037 diocesan and 2, 298 religious, the total number of Catholic priests in the Philippines is 7, 335.Source: http://www.catholic-hierarchy.org/country/sc1.html
Japan
India
israel
That depends on the country and, in some cases, on individual regions within a country. Some countries/regions have specific holidays - for example, national or province holidays, religious holidays (for example, Catholic holidays when the country has a Catholic majority), etc.
Gross domestic product per capita is the measure of the total output of a country divided by the number of people in the country.
"Per capita" literally means "per head", and it means, per person. So, for example, you divide the total consumption in a country, by the number of people in the country, to get the average consumption per person.