Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Parish Est | Church | City | Current Bldg begun | Weekly collections | Notes |
| --- | --- | --- | --- | --- | --- |
| 1846 | Shrine of the Immaculate Conception | Atlanta | 1869 | $10,000 | [1] |
| 1880 | Sacred Heart Basilica | Atlanta | 1897 | $18,000 | [2] |
| 1903 | Saint Anthony of Padua Catholic Church | Atlanta | 1911 | ? | [3] |
| 1912 | Our Lady of Lourdes Catholic Church | Atlanta | 1960 | ? | [4] |
| 1936 | Cathedral of Christ the King | Atlanta | 1937 | $70,000 | [5] |
| 1941 | Saint Thomas More Catholic Church | Decatur | 1952 | $23,000 | [6] |
| 1951 | Our Lady of the Assumption Catholic Church | Atlanta | 1957 | $16,000 | [7] |
| 1954 | Saint Paul of The Cross Catholic Church | Atlanta | 1957 | ? | [8] |
| 1958 | Immaculate Heart of Mary Catholic Church | Atlanta | 2006 | $26,000 | [9] |
| 1960 | Saint Jude The Apostle Catholic Church | Atlanta | 1962 | ? | [10] |
| 1960 | Saint Luke The Evangelist Catholic Church | Dahlonega | 1898 | $4,500 | [11] |
| 1960 | Most Blessed Sacrament Catholic Church | Atlanta | 1989 | $4,000 | [12] |
| 1964 | Catholic Church of the Holy Cross | Atlanta | 1989 | ? | [13] |
| 1964 | Holy Spirit Catholic Church | Atlanta | 1977 | ? | [14] |
| 1965 | Our Lady of Perpetual Help Catholic Church | Carrollton | 1962 | $9,000 | [15] |
| 1984 | Christ Our Hope Catholic Church | Lithonia | 2000 | ?? | [16] |
| 1999 | Saint Francis de Sales Catholic Church | Mableton | 1999 | ?? | [17] |
| 2000 | Saint Brigid Catholic Church | Johns Creek | 2002 | $50,000 | [18] |
Question:
how many different cities are the listed churches in?
Answer:
7