| 70 db | B | B

| 0 db

| 0 db

| 75 db | D | A

| 73 db | | A

| 71 db | | B

| 72 db | B | A

| 72 db | | B

| 73 db | | B

| 73 db | | B

| 73 db | D | A

| 73 db | | A

| 74 db | | A

| 74 db | D | A

| 0 db

| 72 db | B | C

| 70 db | | A

| 72 db | | A

| 73 db | B | A

| 72 db | B | A

| 72 db | | A

| 74 db | | B

| 72 db | C | B

| 72 db | B | B