5.7

| 2005

6.7

| 2009

5.1

| 2001

7.4

| 2019

7.0

| 1999

6.8

| 2018

5.0

| 2008

8.2

| 1983

5.4

| 2015

7.1

| 1976

7.2

| 1995

6.1

| 1956

7.2

| 2009

6.5

| 2024

7.4

| 2001

6.8

| 2019

6

| 2007

8.5

| 2026

6.4

| 2021

7.9

| 2013