段階７完了しました。

em-oop/src/EmployeeData.java

@@ -63,7 +63,10 @@ public class EmployeeData {
 		return str;
 	}
 	
+	private static int empCount = 0;
+
 	public EmployeeData() {
+		empCount++;
 	}
 
 	public EmployeeData(String idEmployee, String nmEmployee, String knEmployee, String mailAddress, String password,
@@ -74,5 +77,10 @@ public class EmployeeData {
 		this.setMailAddress(mailAddress);
 		this.setPassword(password);
 		this.setIdDepartment(idDepartment);
+		empCount++;
+	}
+	static int getEmpCount() {
+		int result = empCount;
+		return result;
 	}
 }

em-oop/src/Main.java

@@ -14,6 +14,8 @@ public class Main {
 		for (int i=0; i<=4; i++ ) {
 			System.out.println(employee[i]);
 		}
+		int i=EmployeeData.getEmpCount();
+		System.out.println("現在の社員データ件数;"+ i + "件");
 	}
 }